Picture frame



FIG. 1 is a rear perspective view of a picture frame showing our new design;

FIG. 2 is a front view of the picture frame, as shown in FIG. 1;

FIG. 3 is a rear view of the view of the picture frame, as shown in FIG. 1;

FIG. 4 is a side view of the picture frame, as shown in FIG. 1;

FIG. 5 is a side view, opposite the side view in FIG. 4, of the picture frame, as shown in FIG. 1;

FIG. 6 is an end view of the picture frame, as shown in FIG. 1; and,

FIG. 7 is an end view of the picture frame, opposite the end view in FIG. 6, as shown in FIG. 1. 

CLAIM The ornamental design for a picture frame, as shown. 